Figure 4.

Schematic drawing of the simplified pore expansion model for the synthesis of the OMC with tailored pore size. 1 Co-infiltration of boric acid and sucrose. 2 Carbonization and removal of the silica template. The pore interconnectivity existed in the silica and the carbon replica is not shown

Dai et al. Nanoscale Research Letters 2009 5:103-107   doi:10.1007/s11671-009-9450-3